January Weather in Sliwice, Poland

Last updated: August 27, 2025

In January, the average temperature in Sliwice, Poland hovers around 0°C (33°F), with a minimum of -19°C (-2°F) and a maximum reaching 11°C (52°F). Expect 42 mm (1.7 in) of precipitation spread over 11 days, and a noteworthy average humidity of 91%, creating a crisp and damp atmosphere.

January Temperature in Sliwice

In January in Sliwice, the average temperature is 0°C (33°F). Maximums can reach 11°C (52°F) and minimums can be as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures, bringing layers to stay comfortable throughout the day.

January Weather in Sliwice: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Sliwice, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sliwice, January typically has an average temperature of 0°C (33°F), with highs reaching up to 11°C (52°F) and lows dropping to around -19°C (-2°F).

Data source: Temperature data for Sliwice generated using information from the Copernicus Climate Change Service.

January Precipitation in Sliwice

In Sliwice in January, the precipitation amount is 42 mm (1.7 in) spread over 11 days.

January Precipitation Trends in Sliwice

The chart displays monthly precipitation patterns in Sliwice, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Sliwice, January typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Sliwice

In Sliwice in January, humidity is 91%. With an average temperature of 0°C (33°F), this humidity feels like an icy dampness that seeps into your bones, making every step feel heavier and requiring extra layers to stay warm while traveling.

January Average Humidity in Sliwice

This chart illustrates the average monthly humidity levels in Sliwice, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Sliwice is approximately 91%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Sliwice

In Sliwice in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Sliwice.

Maximum UV Index Levels in Sliwice for January

The chart shows the monthly maximum UV Index (UVI) for Sliwice in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Sliwice typically reaches 1, which falls under the low exposure category.

Data source: Sliwice January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Sliwice Compares to Other Months

Weather in Sliwice varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Sliwice, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Sliwice, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	42 mm (1.7 inches)	91%	low
February Weather	0°C (33°F)	37 mm (1.4 inches)	90%	low
March Weather	3°C (38°F)	41 mm (1.6 inches)	87%	moderate
April Weather	8°C (46°F)	38 mm (1.5 inches)	79%	moderate
May Weather	12°C (54°F)	79 mm (3.1 inches)	63%	high
June Weather	18°C (64°F)	81 mm (3.2 inches)	61%	very high
July Weather	18°C (65°F)	106 mm (4.2 inches)	63%	very high
August Weather	18°C (65°F)	63 mm (2.5 inches)	65%	high
September Weather	14°C (58°F)	71 mm (2.8 inches)	75%	moderate
October Weather	10°C (50°F)	62 mm (2.4 inches)	85%	moderate
November Weather	5°C (42°F)	37 mm (1.5 inches)	90%	low
December Weather	1°C (35°F)	46 mm (1.8 inches)	93%	low